Warning
From January 2019, the functions for managing Google Picasa photo albums will no longer be available. Indeed, the corresponding Google API is no longer available from January 2019. It is necessary to use "Google Photo API".. This new API is accessible via AuthIdentify and HTTP requests. See https://developers.google.com/photos/library/guides/overview for more details.

The gglMediaContent type is used to find out the data of the original image of a photo in a Picasa album.